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wp_update_attachment_metadata example
/**
* Filters the site icon attachment metadata.
*
* @since 4.3.0
*
* @see wp_generate_attachment_metadata()
*
* @param array $metadata Attachment metadata.
*/
$metadata = apply_filters( 'site_icon_attachment_metadata', $metadata );
wp_update_attachment_metadata( $attachment_id, $metadata );
return $attachment_id;
}
/** * Adds additional sizes to be made when creating the site icon images. * * @since 4.3.0 * * @param array[] $sizes Array of arrays containing information for additional sizes. * @return array[] Array of arrays containing additional image sizes. */
$metadata = apply_filters( 'site_icon_attachment_metadata', $metadata );
wp_update_attachment_metadata( $attachment_id, $metadata );
return $attachment_id;
}
/** * Adds additional sizes to be made when creating the site icon images. * * @since 4.3.0 * * @param array[] $sizes Array of arrays containing information for additional sizes. * @return array[] Array of arrays containing additional image sizes. */
return $image_meta;
}
// This also updates the image meta. $image_meta = _wp_make_subsizes( $missing_sizes, $image_file, $image_meta, $attachment_id );
}
/** This filter is documented in wp-admin/includes/image.php */
$image_meta = apply_filters( 'wp_generate_attachment_metadata', $image_meta, $attachment_id, 'update' );
// Save the updated metadata. wp_update_attachment_metadata( $attachment_id, $image_meta );
return $image_meta;
}
/** * Updates the attached file and image meta data when the original image was edited. * * @since 5.3.0 * @since 6.0.0 The `$filesize` value was added to the returned array. * @access private * * @param array $saved_data The data returned from WP_Image_Editor after successfully saving an image. * @param string $original_file Path to the original file. * @param array $image_meta The image meta data. * @param int $attachment_id The attachment post ID. * @return array The updated image meta data. */
}
// This also updates the image meta. $image_meta = _wp_make_subsizes( $missing_sizes, $image_file, $image_meta, $attachment_id );
}
/** This filter is documented in wp-admin/includes/image.php */
$image_meta = apply_filters( 'wp_generate_attachment_metadata', $image_meta, $attachment_id, 'update' );
// Save the updated metadata. wp_update_attachment_metadata( $attachment_id, $image_meta );
return $image_meta;
}
/** * Updates the attached file and image meta data when the original image was edited. * * @since 5.3.0 * @since 6.0.0 The `$filesize` value was added to the returned array. * @access private * * @param array $saved_data The data returned from WP_Image_Editor after successfully saving an image. * @param string $original_file Path to the original file. * @param array $image_meta The image meta data. * @param int $attachment_id The attachment post ID. * @return array The updated image meta data. */
if ( 'attachment' === $post_data['post_type'] && preg_match( '#^(audio|video)/#', $post_data['post_mime_type'] ) ) {
$id3data = wp_get_attachment_metadata( $post_id );
if ( ! is_array( $id3data ) ) {
$id3data = array();
}
foreach ( wp_get_attachment_id3_keys( $post, 'edit' ) as $key => $label ) {
if ( isset( $post_data[ 'id3_' . $key ] ) ) {
$id3data[ $key ] = sanitize_text_field( wp_unslash( $post_data[ 'id3_' . $key ] ) );
}
}
wp_update_attachment_metadata( $post_id, $id3data );
}
// Meta stuff. if ( isset( $post_data['meta'] ) && $post_data['meta'] ) {
foreach ( $post_data['meta'] as $key => $value ) {
$meta = get_post_meta_by_id( $key );
if ( ! $meta ) {
continue;
}
if ( $meta->post_id != $post_id ) {
$id3data = wp_get_attachment_metadata( $post_id );
if ( ! is_array( $id3data ) ) {
$id3data = array();
}
foreach ( wp_get_attachment_id3_keys( $post, 'edit' ) as $key => $label ) {
if ( isset( $post_data[ 'id3_' . $key ] ) ) {
$id3data[ $key ] = sanitize_text_field( wp_unslash( $post_data[ 'id3_' . $key ] ) );
}
}
wp_update_attachment_metadata( $post_id, $id3data );
}
// Meta stuff. if ( isset( $post_data['meta'] ) && $post_data['meta'] ) {
foreach ( $post_data['meta'] as $key => $value ) {
$meta = get_post_meta_by_id( $key );
if ( ! $meta ) {
continue;
}
if ( $meta->post_id != $post_id ) {
$max_width = max( $max_width, get_theme_support( 'custom-header', 'width' ) );
// If flexible height isn't supported and the image is the exact right size. if ( ! current_theme_supports( 'custom-header', 'flex-height' )
&& ! current_theme_supports( 'custom-header', 'flex-width' )
&& (int) get_theme_support( 'custom-header', 'width' ) === $width
&& (int) get_theme_support( 'custom-header', 'height' ) === $height
) {
// Add the metadata. if ( file_exists( $file ) ) {
wp_update_attachment_metadata( $attachment_id, wp_generate_attachment_metadata( $attachment_id, $file ) );
}
$this->set_header_image( compact( 'url', 'attachment_id', 'width', 'height' ) );
/** * Fires after the header image is set or an error is returned. * * @since 2.1.0 * * @param string $file Path to the file. * @param int $attachment_id Attachment ID. */
// If flexible height isn't supported and the image is the exact right size. if ( ! current_theme_supports( 'custom-header', 'flex-height' )
&& ! current_theme_supports( 'custom-header', 'flex-width' )
&& (int) get_theme_support( 'custom-header', 'width' ) === $width
&& (int) get_theme_support( 'custom-header', 'height' ) === $height
) {
// Add the metadata. if ( file_exists( $file ) ) {
wp_update_attachment_metadata( $attachment_id, wp_generate_attachment_metadata( $attachment_id, $file ) );
}
$this->set_header_image( compact( 'url', 'attachment_id', 'width', 'height' ) );
/** * Fires after the header image is set or an error is returned. * * @since 2.1.0 * * @param string $file Path to the file. * @param int $attachment_id Attachment ID. */
$id3data = array();
}
foreach ( wp_get_attachment_id3_keys( (object) $post, 'edit' ) as $key => $label ) {
if ( isset( $changes[ $key ] ) ) {
$changed = true;
$id3data[ $key ] = sanitize_text_field( wp_unslash( $changes[ $key ] ) );
}
}
if ( $changed ) {
wp_update_attachment_metadata( $id, $id3data );
}
}
if ( MEDIA_TRASH && isset( $changes['status'] ) && 'trash' === $changes['status'] ) {
wp_delete_post( $id );
} else {
wp_update_post( $post );
}
wp_send_json_success();
}
}
foreach ( wp_get_attachment_id3_keys( (object) $post, 'edit' ) as $key => $label ) {
if ( isset( $changes[ $key ] ) ) {
$changed = true;
$id3data[ $key ] = sanitize_text_field( wp_unslash( $changes[ $key ] ) );
}
}
if ( $changed ) {
wp_update_attachment_metadata( $id, $id3data );
}
}
if ( MEDIA_TRASH && isset( $changes['status'] ) && 'trash' === $changes['status'] ) {
wp_delete_post( $id );
} else {
wp_update_post( $post );
}
wp_send_json_success();
}
else {
$backup_sizes[ "$default_size-{$suffix}" ] = $meta['sizes'][ $default_size ];
}
}
$meta['sizes'][ $default_size ] = $data;
} else {
unset( $meta['sizes'][ $default_size ] );
}
}
if ( ! wp_update_attachment_metadata( $post_id, $meta ) ||
( $old_backup_sizes !== $backup_sizes && ! update_post_meta( $post_id, '_wp_attachment_backup_sizes', $backup_sizes ) ) ) {
$msg->error = __( 'Cannot save image metadata.' );
return $msg;
}
if ( ! $restored ) {
$msg->error = __( 'Image metadata is inconsistent.' );
} else {
$msg->msg = __( 'Image restored successfully.' );
if ( defined( 'IMAGE_EDIT_OVERWRITE' ) && IMAGE_EDIT_OVERWRITE ) {
$backup_sizes[ "$default_size-{$suffix}" ] = $meta['sizes'][ $default_size ];
}
}
$meta['sizes'][ $default_size ] = $data;
} else {
unset( $meta['sizes'][ $default_size ] );
}
}
if ( ! wp_update_attachment_metadata( $post_id, $meta ) ||
( $old_backup_sizes !== $backup_sizes && ! update_post_meta( $post_id, '_wp_attachment_backup_sizes', $backup_sizes ) ) ) {
$msg->error = __( 'Cannot save image metadata.' );
return $msg;
}
if ( ! $restored ) {
$msg->error = __( 'Image metadata is inconsistent.' );
} else {
$msg->msg = __( 'Image restored successfully.' );
if ( defined( 'IMAGE_EDIT_OVERWRITE' ) && IMAGE_EDIT_OVERWRITE ) {
if ( ! headers_sent() ) {
header( 'X-WP-Upload-Attachment-ID: ' . $attachment_id );
}
/* * The image sub-sizes are created during wp_generate_attachment_metadata(). * This is generally slow and may cause timeouts or out of memory errors. */
wp_update_attachment_metadata( $attachment_id, wp_generate_attachment_metadata( $attachment_id, $file ) );
}
return $attachment_id;
}
/** * Handles a side-loaded file in the same way as an uploaded file is handled by media_handle_upload(). * * @since 2.6.0 * @since 5.3.0 The `$post_id` parameter was made optional. * * @param string[] $file_array Array that represents a `$_FILES` upload array. * @param int $post_id Optional. The post ID the media is associated with. * @param string $desc Optional. Description of the side-loaded file. Default null. * @param array $post_data Optional. Post data to override. Default empty array. * @return int|WP_Error The ID of the attachment or a WP_Error on failure. */
if ( isset( $existing_starter_content_posts[ 'attachment:' . $attachment['post_name'] ] ) ) {
$attachment_post = $existing_starter_content_posts[ 'attachment:' . $attachment['post_name'] ];
$attachment_id = $attachment_post->ID;
$attached_file = get_attached_file( $attachment_id );
if ( empty( $attached_file ) || ! file_exists( $attached_file ) ) {
$attachment_id = null;
$attached_file = null;
} elseif ( $this->get_stylesheet() !== get_post_meta( $attachment_post->ID, '_starter_content_theme', true ) ) {
// Re-generate attachment metadata since it was previously generated for a different theme. $metadata = wp_generate_attachment_metadata( $attachment_post->ID, $attached_file );
wp_update_attachment_metadata( $attachment_id, $metadata );
update_post_meta( $attachment_id, '_starter_content_theme', $this->get_stylesheet() );
}
}
// Insert the attachment auto-draft because it doesn't yet exist or the attached file is gone. if ( ! $attachment_id ) {
// Copy file to temp location so that original file won't get deleted from theme after sideloading. $temp_file_name = wp_tempnam( wp_basename( $file_path ) );
if ( $temp_file_name && copy( $file_path, $temp_file_name ) ) {
$file_array['tmp_name'] = $temp_file_name;
}
$attachment_post = $existing_starter_content_posts[ 'attachment:' . $attachment['post_name'] ];
$attachment_id = $attachment_post->ID;
$attached_file = get_attached_file( $attachment_id );
if ( empty( $attached_file ) || ! file_exists( $attached_file ) ) {
$attachment_id = null;
$attached_file = null;
} elseif ( $this->get_stylesheet() !== get_post_meta( $attachment_post->ID, '_starter_content_theme', true ) ) {
// Re-generate attachment metadata since it was previously generated for a different theme. $metadata = wp_generate_attachment_metadata( $attachment_post->ID, $attached_file );
wp_update_attachment_metadata( $attachment_id, $metadata );
update_post_meta( $attachment_id, '_starter_content_theme', $this->get_stylesheet() );
}
}
// Insert the attachment auto-draft because it doesn't yet exist or the attached file is gone. if ( ! $attachment_id ) {
// Copy file to temp location so that original file won't get deleted from theme after sideloading. $temp_file_name = wp_tempnam( wp_basename( $file_path ) );
if ( $temp_file_name && copy( $file_path, $temp_file_name ) ) {
$file_array['tmp_name'] = $temp_file_name;
}
'post_title' => $filename,
'post_content' => $url,
'post_mime_type' => $type,
'guid' => $url,
'context' => 'custom-background',
);
// Save the data. $id = wp_insert_attachment( $attachment, $file );
// Add the metadata. wp_update_attachment_metadata( $id, wp_generate_attachment_metadata( $id, $file ) );
update_post_meta( $id, '_wp_attachment_is_custom_background', get_option( 'stylesheet' ) );
set_theme_mod( 'background_image', sanitize_url( $url ) );
$thumbnail = wp_get_attachment_image_src( $id, 'thumbnail' );
set_theme_mod( 'background_image_thumb', sanitize_url( $thumbnail[0] ) );
/** This action is documented in wp-admin/includes/class-custom-image-header.php */
do_action( 'wp_create_file_in_uploads', $file, $id ); // For replication. $this->updated = true;
}
'post_content' => $url,
'post_mime_type' => $type,
'guid' => $url,
'context' => 'custom-background',
);
// Save the data. $id = wp_insert_attachment( $attachment, $file );
// Add the metadata. wp_update_attachment_metadata( $id, wp_generate_attachment_metadata( $id, $file ) );
update_post_meta( $id, '_wp_attachment_is_custom_background', get_option( 'stylesheet' ) );
set_theme_mod( 'background_image', sanitize_url( $url ) );
$thumbnail = wp_get_attachment_image_src( $id, 'thumbnail' );
set_theme_mod( 'background_image_thumb', sanitize_url( $thumbnail[0] ) );
/** This action is documented in wp-admin/includes/class-custom-image-header.php */
do_action( 'wp_create_file_in_uploads', $file, $id ); // For replication. $this->updated = true;
}
case 'editattachment':
check_admin_referer( 'update-post_' . $post_id );
// Don't let these be changed. unset( $_POST['guid'] );
$_POST['post_type'] = 'attachment';
// Update the thumbnail filename. $newmeta = wp_get_attachment_metadata( $post_id, true );
$newmeta['thumb'] = wp_basename( $_POST['thumb'] );
wp_update_attachment_metadata( $post_id, $newmeta );
// Intentional fall-through to trigger the edit_post() call. case 'editpost':
check_admin_referer( 'update-post_' . $post_id );
$post_id = edit_post();
// Session cookie flag that the post was saved. if ( isset( $_COOKIE['wp-saving-post'] ) && $_COOKIE['wp-saving-post'] === $post_id . '-check' ) {
setcookie( 'wp-saving-post', $post_id . '-saved', time() + DAY_IN_SECONDS, ADMIN_COOKIE_PATH, COOKIE_DOMAIN, is_ssl() );
}
check_admin_referer( 'update-post_' . $post_id );
// Don't let these be changed. unset( $_POST['guid'] );
$_POST['post_type'] = 'attachment';
// Update the thumbnail filename. $newmeta = wp_get_attachment_metadata( $post_id, true );
$newmeta['thumb'] = wp_basename( $_POST['thumb'] );
wp_update_attachment_metadata( $post_id, $newmeta );
// Intentional fall-through to trigger the edit_post() call. case 'editpost':
check_admin_referer( 'update-post_' . $post_id );
$post_id = edit_post();
// Session cookie flag that the post was saved. if ( isset( $_COOKIE['wp-saving-post'] ) && $_COOKIE['wp-saving-post'] === $post_id . '-check' ) {
setcookie( 'wp-saving-post', $post_id . '-saved', time() + DAY_IN_SECONDS, ADMIN_COOKIE_PATH, COOKIE_DOMAIN, is_ssl() );
}
header( 'X-WP-Upload-Attachment-ID: ' . $attachment_id );
}
// Include media and image functions to get access to wp_generate_attachment_metadata(). require_once ABSPATH . 'wp-admin/includes/media.php';
require_once ABSPATH . 'wp-admin/includes/image.php';
/* * Post-process the upload (create image sub-sizes, make PDF thumbnails, etc.) and insert attachment meta. * At this point the server may run out of resources and post-processing of uploaded images may fail. */
wp_update_attachment_metadata( $attachment_id, wp_generate_attachment_metadata( $attachment_id, $file ) );
$response = $this->prepare_item_for_response( $attachment, $request );
$response = rest_ensure_response( $response );
$response->set_status( 201 );
$response->header( 'Location', rest_url( sprintf( '%s/%s/%d', $this->namespace, $this->rest_base, $attachment_id ) ) );
return $response;
}
/** * Inserts the attachment post in the database. Does not update the attachment meta. * * @since 5.3.0 * * @param WP_REST_Request $request * @return array|WP_Error */
}
// Include media and image functions to get access to wp_generate_attachment_metadata(). require_once ABSPATH . 'wp-admin/includes/media.php';
require_once ABSPATH . 'wp-admin/includes/image.php';
/* * Post-process the upload (create image sub-sizes, make PDF thumbnails, etc.) and insert attachment meta. * At this point the server may run out of resources and post-processing of uploaded images may fail. */
wp_update_attachment_metadata( $attachment_id, wp_generate_attachment_metadata( $attachment_id, $file ) );
$response = $this->prepare_item_for_response( $attachment, $request );
$response = rest_ensure_response( $response );
$response->set_status( 201 );
$response->header( 'Location', rest_url( sprintf( '%s/%s/%d', $this->namespace, $this->rest_base, $attachment_id ) ) );
return $response;
}
/** * Inserts the attachment post in the database. Does not update the attachment meta. * * @since 5.3.0 * * @param WP_REST_Request $request * @return array|WP_Error */
$attachment = array(
'post_title' => $name,
'post_content' => '',
'post_type' => 'attachment',
'post_parent' => $post_id,
'post_mime_type' => $type,
'guid' => $upload['url'],
);
// Save the data. $id = wp_insert_attachment( $attachment, $upload['file'], $post_id );
wp_update_attachment_metadata( $id, wp_generate_attachment_metadata( $id, $upload['file'] ) );
/** * Fires after a new attachment has been added via the XML-RPC MovableType API. * * @since 3.4.0 * * @param int $id ID of the new attachment. * @param array $args An array of arguments to add the attachment. */
do_action( 'xmlrpc_call_success_mw_newMediaObject', $id, $args ); // phpcs:ignore WordPress.NamingConventions.ValidHookName.NotLowercase
'post_title' => $name,
'post_content' => '',
'post_type' => 'attachment',
'post_parent' => $post_id,
'post_mime_type' => $type,
'guid' => $upload['url'],
);
// Save the data. $id = wp_insert_attachment( $attachment, $upload['file'], $post_id );
wp_update_attachment_metadata( $id, wp_generate_attachment_metadata( $id, $upload['file'] ) );
/** * Fires after a new attachment has been added via the XML-RPC MovableType API. * * @since 3.4.0 * * @param int $id ID of the new attachment. * @param array $args An array of arguments to add the attachment. */
do_action( 'xmlrpc_call_success_mw_newMediaObject', $id, $args ); // phpcs:ignore WordPress.NamingConventions.ValidHookName.NotLowercase
$attachment_id = (int) $attachment->ID;
$file = get_attached_file( $attachment_id );
$meta = wp_get_attachment_metadata( $attachment_id );
if ( empty( $meta ) && file_exists( $file ) ) {
$_meta = get_post_meta( $attachment_id );
$_lock = 'wp_generating_att_' . $attachment_id;
if ( ! array_key_exists( '_wp_attachment_metadata', $_meta ) && ! get_transient( $_lock ) ) {
set_transient( $_lock, $file );
wp_update_attachment_metadata( $attachment_id, wp_generate_attachment_metadata( $attachment_id, $file ) );
delete_transient( $_lock );
}
}
}
/** * Tries to convert an attachment URL into a post ID. * * @since 4.0.0 * * @global wpdb $wpdb WordPress database abstraction object. * * @param string $url The URL to resolve. * @return int The found post ID, or 0 on failure. */
$file = get_attached_file( $attachment_id );
$meta = wp_get_attachment_metadata( $attachment_id );
if ( empty( $meta ) && file_exists( $file ) ) {
$_meta = get_post_meta( $attachment_id );
$_lock = 'wp_generating_att_' . $attachment_id;
if ( ! array_key_exists( '_wp_attachment_metadata', $_meta ) && ! get_transient( $_lock ) ) {
set_transient( $_lock, $file );
wp_update_attachment_metadata( $attachment_id, wp_generate_attachment_metadata( $attachment_id, $file ) );
delete_transient( $_lock );
}
}
}
/** * Tries to convert an attachment URL into a post ID. * * @since 4.0.0 * * @global wpdb $wpdb WordPress database abstraction object. * * @param string $url The URL to resolve. * @return int The found post ID, or 0 on failure. */